Re: Is there a hi-temp expanding foam on the market?

On 2008-05-13, <blah@[EMAIL PROTECTED]
> <blah@[EMAIL PROTECTED]
> wrote:

> JBWeld will not handle the heat.  Period.  They explicitly say on the
package
> not for exhausts and that its only good to 500 degrees, and honestly, I
> don't even believe that.  The exhaust there is probably closer to 1000
> degrees.  There is a product called "Hi-Temp Lab-Metal"
(www.alvinproducts.com)
> which is supposed to be good to 1000 degrees.  Honestly, even that may
> not be enough. 

The red high-temp RTV works on exhaust manifolds. It survives the heat.
However any exhaust gasket repair like that it won't stay put for too
long.